Concert pianists traditionally avoid using the pinkies because they're weak fingers. Horowitz famously leaves his pinky curled most of the time: https://youtu.

Concert pianists traditionally avoid using the pinkies because they're weak fingers. Horowitz famously leaves his pinky curled most of the time: https://youtu.be/9LqdfjZYEVE https://youtu.be/9LqdfjZYEVE Watch closely how Gould will press a key with his ring finger and then switch to the pinky to hold it: https://youtu.be/p4yAB37wG5s https://youtu.be/p4yAB37wG5s